A049339 Number of n-node planar graphs with even degrees.

1, 1, 2, 3, 6, 14, 36, 121, 533, 3067, 21798, 180898, 1648907, 15977626

Offset: 1

Author

Brendan McKay

Keywords

• nonn
• nice
• hard
• more

References

• M. Kirchweger, M. Scheucher, and S. Szeider, SAT-Based Generation of Planar Graphs, in preparation.

Crossrefs

Row sums of A049340.

Euler transform of A049365.

Extensions

a(12) from Sean A. Irvine, Jul 30 2021

a(13)-a(14) from Manfred Scheucher, Mar 8-10 2023